How can I programmatically recycle a .net web app's own apppool?

Question

I have a complex server application that uses Nhibernate and Linq2SQL. About 3 times per day the Linq2sql code generates a \"value cannot be null\" exception. Once this happ

Answer 1

I've had the exact same problem before; I should have blogged about it because now I can't remember the root cause.

My gut tells me, it was one of the following:

1. A context not getting disposed somewhere.
2. Threading issue: make sure multiple threads can't access the same context.

Or something along those lines. Just make sure you're using Linq2Sql correctly.